tacp2f.c

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/*****************************************************************************/
#include "tpcclibConfig.h"
/*****************************************************************************/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>
/*****************************************************************************/
#include "tpcextensions.h"
#include "tpcift.h"
#include "tpctac.h"
/*****************************************************************************/
 
/*****************************************************************************/
static char *info[] = {
  "Converts y values in TAC file from percentages to fractions.",
  "If none of y values exceeds 1 then no conversion is done.",
  " ",
  "Usage: @P [options] tacfile [outputfile]",
  " ",
  "Options:",
  " -stdoptions", // List standard options like --help, -v, etc
  " ",
  "Example 1. Convert all dat files in current directory in bash shell:",
  "     for file in ./*.dat; do @P $file; done",
  " ",
  "Example 2. Convert all dat files in Windows command prompt window:",
  "     for %g in (*.dat) do @P %g",
  " ",
  "See also: taccalc, tacunit, tacsety, tac2svg",
  " ",
  "Keywords: TAC, tool",
  0};
/*****************************************************************************/
 
/*****************************************************************************/
/* Turn on the globbing of the command line, since it is disabled by default in
   mingw-w64 (_dowildcard=0); in MinGW32 define _CRT_glob instead, if necessary;
   In Unix&Linux wildcard command line processing is enabled by default. */
/*
#undef _CRT_glob
#define _CRT_glob -1
*/
int _dowildcard = -1;
/*****************************************************************************/
 
/*****************************************************************************/
int main(int argc, char **argv)
{
  int ai, help=0, version=0, verbose=1;
  char tacfile[FILENAME_MAX], outfile[FILENAME_MAX];
  int ret;
 
 
  /*
   *  Get arguments
   */
  if(argc==1) {tpcPrintUsage(argv[0], info, stderr); return(1);}
  tacfile[0]=outfile[0]=(char)0;
  /* Options */
  for(ai=1; ai<argc; ai++) if(*argv[ai]=='-') {
    if(tpcProcessStdOptions(argv[ai], &help, &version, &verbose)==0) continue;
    //    cptr=argv[ai]+1; if(*cptr=='-') cptr++; if(!*cptr) continue;
    fprintf(stderr, "Error: invalid option '%s'\n", argv[ai]);
    return(1);
  } else break; // tac name argument may start with '-'
 
  TPCSTATUS status; statusInit(&status);
  statusSet(&status, __func__, __FILE__, __LINE__, TPCERROR_OK);
  status.verbose=verbose-1;
  
  /* Print help or version? */
  if(help==2) {tpcHtmlUsage(argv[0], info, ""); return(0);}
  if(help) {tpcPrintUsage(argv[0], info, stdout); return(0);}
  if(version) {tpcPrintBuild(argv[0], stdout); return(0);}
 
  /* Process other arguments, starting from the first non-option */
  if(ai<argc) {strlcpy(tacfile, argv[ai++], FILENAME_MAX);}
  if(ai<argc) {strlcpy(outfile, argv[ai++], FILENAME_MAX);}
  if(ai<argc) {
    fprintf(stderr, "Error: too many arguments: '%s'.\n", argv[ai]);
    return(1);
  }
 
  /* Is something missing? */
  if(!tacfile[0]) {tpcPrintUsage(argv[0], info, stdout); return(1);}
  /* If output filename was not given, then edit the input file */
  if(!outfile[0]) strcpy(outfile, tacfile);
 
  
  /* In verbose mode print arguments and options */
  if(verbose>1) {
    for(ai=0; ai<argc; ai++) printf("%s ", argv[ai]); 
    printf("\n");
    printf("tacfile := %s\n", tacfile);
    printf("outfile := %s\n", outfile);
    fflush(stdout);
  }
 
 
  /*
   *  Read the file
   */
  if(verbose>1) printf("reading %s\n", tacfile);
  TAC tac; tacInit(&tac);
  ret=tacRead(&tac, tacfile, &status);
  if(ret!=TPCERROR_OK) {
    fprintf(stderr, "Error (%d): %s\n", ret, errorMsg(status.error));
    tacFree(&tac); return(2);
  }
  if(verbose>2) {
    printf("fileformat := %s\n", tacFormattxt(tac.format));
    printf("tacNr := %d\n", tac.tacNr);
    printf("sampleNr := %d\n", tac.sampleNr);
    printf("xunit := %s\n", unitName(tac.tunit));
    printf("yunit := %s\n", unitName(tac.cunit));
    fflush(stdout);
  }
 
 
  /*
   *  Get the max y value to check whether any of y values exceeds 1.
   */
  double ymax;
  ret=tacYRange(&tac, -1, NULL, &ymax, NULL, NULL, NULL, NULL);
  if(ret!=TPCERROR_OK) {
    fprintf(stderr, "Error: cannot determine max value in %s\n", tacfile);
    tacFree(&tac); return(3);
  }
  if(verbose>1) printf("y_max := %g\n", ymax);
  
  
  /*
   *  Convert y values from percentages to fractions when necessary
   */
  if(ymax>1.0) {
    int fi, ri;
    for(ri=0; ri<tac.tacNr; ri++) {
      for(fi=0; fi<tac.sampleNr; fi++) {
        if(isnan(tac.c[ri].y[fi])) {continue;}
        tac.c[ri].y[fi]*=0.01;
      }
    }
    tac.cunit=UNIT_UNITLESS;
  } else {
    if(verbose>0) printf("no conversion necessary for %s\n", tacfile);
  }
 
 
  /*
   *  Save data 
   */
  if(verbose>1) printf("writing %s\n", outfile);
  FILE *fp; fp=fopen(outfile, "w");
  if(fp==NULL) {
    fprintf(stderr, "Error: cannot open file for writing (%s)\n", outfile);
    tacFree(&tac); return(11);
  }
  ret=tacWrite(&tac, fp, TAC_FORMAT_UNKNOWN, 1, &status);
  fclose(fp); tacFree(&tac);
  if(ret!=TPCERROR_OK) {
    fprintf(stderr, "Error (%d): %s\n", ret, errorMsg(status.error));
    return(12);
  }
  if(verbose>=0) printf("%s saved.\n", outfile);
 
  return(0);
}
/*****************************************************************************/
 
/*****************************************************************************/